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Finding the Fourth Proportional to 33,892.60, 46,764.90 and 21,954.28

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Solution

The fourth proportional to 33,892.60, 46,764.90 and 21,954.28 is: 30,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,892.60 : 46,764.90 = 21,954.28 : x
  2. Step 2: Convert to fraction form
    33,892.60/46,764.90 = 21,954.28/x
  3. Step 3: Cross multiply
    33,892.60x = 46,764.90 × 21,954.28
  4. Step 4: Simplify right side
    33,892.60x = 1,026,689,708.77
  5. Step 5: Solve for x
    x = 1,026,689,708.77/33,892.60
  6. Step 6: Final answer
    x = 30,292.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.